Home / 9,687.96-14,530.86-2,762.28

Finding the Fourth Proportional to 9,687.96, 14,530.86 and 2,762.28

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Solution

The fourth proportional to 9,687.96, 14,530.86 and 2,762.28 is: 4,143.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,687.96 : 14,530.86 = 2,762.28 : x
  2. Step 2: Convert to fraction form
    9,687.96/14,530.86 = 2,762.28/x
  3. Step 3: Cross multiply
    9,687.96x = 14,530.86 × 2,762.28
  4. Step 4: Simplify right side
    9,687.96x = 40,138,303.96
  5. Step 5: Solve for x
    x = 40,138,303.96/9,687.96
  6. Step 6: Final answer
    x = 4,143.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.